Dyfyniad APA

Child Study Association of America/Wel-Met & Gruenberg, B. C. (1926). Guidance of childhood and youth: Readings in child study. Macmillan.

Dyfyniad Arddull Chicago

Child Study Association of America/Wel-Met and Benjamin C. Gruenberg. Guidance of Childhood and Youth: Readings in Child Study. New York: Macmillan, 1926.

Dyfyniad MLA

Child Study Association of America/Wel-Met and Benjamin C. Gruenberg. Guidance of Childhood and Youth: Readings in Child Study. Macmillan, 1926.

Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.